单词：bases
[医] 基底, 底
n lowest support of a structure
n a place that the runner must touch before scoring
n the bottom or lowest part
n (anatomy) the part of an organ nearest its point of attachment
n a lower limit
n the fundamental assumptions from which something is begun or developed or calculated or explained
n a support or foundation
n a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
n any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
n the bottom side of a geometric figure from which the altitude can be constructed
n the most important or necessary part of something
n (numeration system) the positive integer that is equivalent to one in the next higher counting place
n the place where you are stationed and from which missions start and end
n a terrorist network intensely opposed to the United States that dispenses money and logistical support and training to a wide variety of radical Islamic terrorist groups; has cells in more than 50 countries
n (linguistics) the form of a word after all affixes are removed
n the stock of basic facilities and capital equipment needed for the functioning of a country or area
n the principal ingredient of a mixture
n a flat bottom on which something is intended to sit
n (electronics) the part of a transistor that separates the emitter from the collector
n a relation that provides the foundation for something
n the fundamental assumptions from which something is begun or developed or calculated or explained
n the most important or necessary part of something
v use as a basis for; found on
v situate as a center of operations
v use (purified cocaine) by burning it and inhaling the fumes
bases的用法和样例：
例句
- We launched a bombing raid on enemy bases.我们对敌方基地实施了突然袭击。
- He was expelled from the country for spying on their naval bases.他因刺探该国海军基地的情报而被驱逐出境。
- Acids react with bases to form salts.酸与碱反应生成盐。
- How many military bases are they maintaining on foreign soil?他们在外国保持多少个军事基地？
- The rumor had no basis.那谣言没有根据。
- The branch of immunology that deals with the molecular and genetic bases of the immune response.免疫遗传学免疫学中研究免疫反应的细胞和基因基础的分支
词汇搭配
- base底部
- basis基础
- magnetic bases磁性底座
- ointment bases软膏基质
- exchangeable bases可互换的基础,可互换...
- emulsified bases乳化基质
- total bases安打上垒总数...
- hexone bases六碳碱
- tar bases焦油碱
- free bases游离氨基酸
- emulsion bases乳剂基质
- rare bases稀有碱基
- fill the bases满垒
- load the bases满垒
- touch bases联系
- touch all the bases涉及一切有关细节...
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